Question
Maths
Oct. 16, 2020, 3:19 p.m.
Answer
- Draw a circle of radius 4 cm. Take two points P and Q on one of its extended diameters each at a distance of 8 cm from its centre. Draw tangents to the circle from these two points P and Q.
Sir for this question we can use the operation of multiplication of matrix as given below
If this method is correct kindly say the reply
Maths
Oct. 16, 2020, 12:44 p.m.
Answer
If a vector = 5i cap -j cap -3k cap and n vector=I cap 3j cap - 5 k cap then show that the vectors a vector b vector and a vector- b vector are perpendicular
Maths
Oct. 16, 2020, 11:39 a.m.
Answer
Is :- A/A2 =B/B2=C/C2
And A2 /A2 =B2/B= C2/C
Are both formulas are same to proof that points are collinear
class 12th Chapter 11.1